---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-970 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 688 11613 3 3687 14958 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:2e:3c:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83435sec preferred_lft 83435sec inet6 fe80::f816:3eff:fe2e:3c3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:a5:1d:1c:a7:10 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::64a5:1dff:fe1c:a710/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-970) 04/07/26 _x86_64_ (4 CPU) 14:04:11 LINUX RESTART (4 CPU) 14:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 129.34 9.86 115.39 4.09 895.64 35269.18 9830.42 14:30:02 79.92 23.24 53.67 3.01 327.02 5342.43 5358.45 14:40:01 12.80 0.20 11.91 0.69 10.47 373.89 1057.36 14:50:03 11.56 0.04 10.99 0.52 0.85 587.61 675.46 Average: 58.37 8.33 47.96 2.08 308.26 10384.48 4227.89 14:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 4162728 14713180 1213440 7.41 239984 10099008 2279740 13.09 1986408 9478504 1196 14:30:02 1829444 4997788 10934372 66.78 271152 2883536 11722516 67.29 2211332 11755736 300 14:40:01 2855800 6049584 9884540 60.37 272724 2907244 10876164 62.43 2233384 10680580 356 14:50:03 12002264 15314208 625244 3.82 277416 3020972 1375528 7.90 2271544 1536044 9520 Average: 5212559 10268690 5664399 34.60 265319 4727690 6563487 37.67 2175667 8362716 2843 14:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 2.33 2.33 1.94 1.94 0.00 0.00 0.00 0.00 14:20:01 ens3 134.41 102.80 1998.10 15.21 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:30:02 lo 35.16 35.16 23.64 23.64 0.00 0.00 0.00 0.00 14:30:02 ens3 3.26 2.41 0.96 0.88 0.00 0.00 0.00 0.00 14:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 40.48 40.48 16.26 16.26 0.00 0.00 0.00 0.00 14:40:01 ens3 1.80 1.16 0.38 0.27 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:03 lo 14.23 14.23 6.95 6.95 0.00 0.00 0.00 0.00 14:50:03 ens3 0.78 0.58 0.19 0.15 0.00 0.00 0.00 0.00 14:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.04 23.04 12.20 12.20 0.00 0.00 0.00 0.00 Average: ens3 35.03 26.71 499.40 4.12 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-970) 04/07/26 _x86_64_ (4 CPU) 14:04:11 LINUX RESTART (4 CPU) 14:10:02 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 36.00 0.00 2.27 1.03 0.09 60.62 14:20:01 0 35.38 0.00 2.44 1.22 0.09 60.87 14:20:01 1 33.42 0.00 2.18 0.57 0.09 63.73 14:20:01 2 41.61 0.00 2.43 1.04 0.09 54.82 14:20:01 3 33.57 0.00 2.03 1.27 0.09 63.04 14:30:02 all 65.11 0.00 2.48 0.20 0.14 32.08 14:30:02 0 64.83 0.00 2.51 0.22 0.13 32.31 14:30:02 1 65.86 0.00 2.55 0.10 0.14 31.36 14:30:02 2 64.94 0.00 2.42 0.40 0.14 32.09 14:30:02 3 64.82 0.00 2.44 0.07 0.14 32.54 14:40:01 all 27.48 0.00 1.29 0.13 0.14 70.96 14:40:01 0 27.44 0.00 1.26 0.05 0.14 71.12 14:40:01 1 27.62 0.00 1.39 0.28 0.14 70.58 14:40:01 2 27.51 0.00 1.28 0.14 0.14 70.93 14:40:01 3 27.37 0.00 1.22 0.07 0.13 71.20 14:50:03 all 19.12 0.00 0.96 0.06 0.12 79.75 14:50:03 0 18.67 0.00 0.83 0.05 0.11 80.34 14:50:03 1 19.67 0.00 1.01 0.10 0.12 79.11 14:50:03 2 19.08 0.00 0.99 0.03 0.13 79.77 14:50:03 3 19.05 0.00 1.00 0.05 0.12 79.78 Average: all 36.92 0.00 1.75 0.35 0.12 60.86 Average: 0 36.56 0.00 1.76 0.38 0.12 61.18 Average: 1 36.64 0.00 1.78 0.26 0.12 61.20 Average: 2 38.27 0.00 1.78 0.40 0.12 59.42 Average: 3 36.19 0.00 1.67 0.37 0.12 61.65